4. Bring a large pot of water to boil. Add seasonal veggies to boiling water. Briefly boil, about 30 seconds. Using a colander, drain the veggies.

5. In a large bowl, whip eggs with a fork until well blended. Whisk in dried herbs. Set aside.

6. Coat medium skillet with non-stick cooking spray. Heat over medium high heat. Add onions and cook until soft, about 5 minutes. If using mushrooms, add now. Add boiled seasonal veggies. Continue cooking until soft and some of their juices have evaporated, about 5 minutes more.

7. Coat 9-by-13-inch baking dish with non-stick cooking spray.

8. Layer ingredients in the baking dish in the following order: veggie mixture, egg mixture, cheese, salt, and pepper.

9. Bake until eggs are firm and cheese is melted, about 35 minutes. A thermometer inserted in the middle should read 160°F.